Collecting youtube_dl==2015.01.23.1
Downloading youtube_dl-2015.01.23.1-py2.py3-none-any.whl (787kB)
Saved /tmp/tmpg1iioknm/youtube_dl-2015.01.23.1-py2.py3-none-any.whl
Skipping youtube-dl, due to already being wheel.